22328951 has 2 divisors, whose sum is σ = 22328952. Its totient is φ = 22328950.

The previous prime is 22328947. The next prime is 22328987. The reversal of 22328951 is 15982322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22328951 - 2² = 22328947 is a prime.

It is a super-3 number, since 3×22328951³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22328941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11164475 + 11164476.

It is an arithmetic number, because the mean of its divisors is an integer number (11164476).

Almost surely, 2^22328951 is an apocalyptic number.

22328951 is a deficient number, since it is larger than the sum of its proper divisors (1).

22328951 is an equidigital number, since it uses as much as digits as its factorization.

22328951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 32.

The square root of 22328951 is about 4725.3519445646. The cubic root of 22328951 is about 281.5935958036.

The spelling of 22328951 in words is "twenty-two million, three hundred twenty-eight thousand, nine hundred fifty-one".